

.controls .btn{
    border: 0;
    background: transparent;
    cursor: pointer;
}

.controls .fa-play{
    color: #28a745;
}

.controls .fa-stop{
    color: #dc3545;
}

.controls .fa-pause{
    color: #fff;
}

.controls .timestamp {
    color: #fff;
    font-weight: bold;
    margin-left: 10px;
}

.controls .focus {
   outline: 0;
}

@media (max-width: 800px){
    .screen,
    .controls{
        width: 80%;
    }
}